1 // Copyright 2017 The Dawn Authors 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #ifndef DAWNNATIVE_OPENGL_RENDERPIPELINEGL_H_ 16 #define DAWNNATIVE_OPENGL_RENDERPIPELINEGL_H_ 17 18 #include "dawn_native/RenderPipeline.h" 19 20 #include "dawn_native/opengl/PipelineGL.h" 21 #include "dawn_native/opengl/opengl_platform.h" 22 23 #include <vector> 24 25 namespace dawn_native { namespace opengl { 26 27 class Device; 28 class PersistentPipelineState; 29 30 class RenderPipeline final : public RenderPipelineBase, public PipelineGL { 31 public: 32 static Ref<RenderPipeline> CreateUninitialized(Device* device, 33 const RenderPipelineDescriptor* descriptor); 34 35 GLenum GetGLPrimitiveTopology() const; 36 ityp::bitset<VertexAttributeLocation, kMaxVertexAttributes> GetAttributesUsingVertexBuffer( 37 VertexBufferSlot slot) const; 38 39 void ApplyNow(PersistentPipelineState& persistentPipelineState); 40 41 MaybeError Initialize() override; 42 43 private: 44 RenderPipeline(Device* device, const RenderPipelineDescriptor* descriptor); 45 ~RenderPipeline() override; 46 void DestroyImpl() override; 47 48 void CreateVAOForVertexState(); 49 50 // TODO(yunchao.he@intel.com): vao need to be deduplicated between pipelines. 51 GLuint mVertexArrayObject; 52 GLenum mGlPrimitiveTopology; 53 54 ityp::array<VertexBufferSlot, 55 ityp::bitset<VertexAttributeLocation, kMaxVertexAttributes>, 56 kMaxVertexBuffers> 57 mAttributesUsingVertexBuffer; 58 }; 59 60 }} // namespace dawn_native::opengl 61 62 #endif // DAWNNATIVE_OPENGL_RENDERPIPELINEGL_H_ 63